Английский язык. различия употребления синонимов boring и dall

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Practical English Usage (3rd Edition) Michael Swan. Ваши вопросы меня на это надоумили. Сам пользуюсь старым изданием 80-х годов. А это издание поновее и в цифровом формате. Рекомендую.. .

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adjective dull
•1lacking interest or excitement: your diet doesn’t have to be dull and boring
•archaic (of a person) feeling bored and dispirited: she said she wouldn’t be dull and lonely
•2lacking brightness, vividness, or sheen: his face glowed in the dull lamplight his black hair looked dull
•(of the weather) overcast; gloomy: next morning dawned dull
•(of sound) not clear; muffled: a dull thud of hooves
•(of pain) indistinctly felt; not acute: there was a dull pain in his lower jaw
•(of an edge or blade) blunt: when cutting hard rock the edge soon became dull
•(of activity) sluggish or slow-moving: shares closed weaker after a day of dull trading
•3(of a person) slow to understand; stupid: the voice of a teacher talking to a rather dull child
•archaic (of a person’s senses) not perceiving things distinctly.

adjective boring
•not interesting; tedious: I’ve got a boring job in an office